Green sapphire 7.545ct loose (spade cut)
Sale price¥59,800
Montana Sapphire 0.443ct loose (green sapphire)
Sale price¥15,800
Madagascar Green Sapphire 0.435ct Loose
Sale price¥13,800
Montana Sapphire 3.3mm/0.158ct Loose (Green Sapphire)
Sale price¥15,800
Montana Sapphire 0.405ct Loose (Green Sapphire)
Sale price¥9,800
Tanzanian green sapphire 0.303ct loose stone
Sale price¥9,800
Madagascar Green Sapphire 0.253ct Loose
Sale price¥9,800
Green Sapphire 0.299ct Loose (Silky Sapphire)
Sale price¥3,980
Mint green sapphire 0.348ct loose
Sale price¥12,800
Green sapphire 0.518ct loose (teal green)
Sale price¥9,800
Green sapphire from Madagascar 0.199ct loose
Sale price¥7,980
Why not take your favorite gemstone that you found at KARATZ and have it made into custom-made jewelry? It will be made by skilled Japanese craftsmen.
We carefully craft each piece of jewelry, starting with the stone setting, to match the individual characteristics of the gemstone.
So that more people can feel closer to jewellery and enjoy it easily.
We will introduce KARATZ's thoughts on products, the attention to detail and efforts in selecting gemstones and creating jewelry.
KARATZ's Initiatives and Social Contributions
We will introduce KARATZ's efforts, including nurturing the next generation and business collaboration to develop the industry, and supporting children in Sri Lanka, the land of jewels.
KARATZ Books
These are books that KARATZ has been involved in writing, supervising, and planning. They are all books that allow you to enjoy gemstones from various angles. You can also purchase them directly.
jeweler's tools
For those who want to enjoy jewelry more but don't know what tools to use, we will introduce tools that are also used by KARATZ staff. You can also purchase them directly.